Rough set theory has been aiming at data analysis problems involving uncertain or imprecise information.
粗糙集理论一直致力于研究不确定或不精确信息的数据分析问题。
Rough ontology is a basic tool to handle imprecise information, its form is a tree structured by the rough concept and the rough relation.
粗糙本体是处理不精确性信息的一种基础性工具，其存在形式是由粗糙概念和粗糙关系构成的树形结构。
Traditional retrieval models of the case-based reasoning system lack of the adaptation to the imprecise information in uncertainty environment.
传统实例检索模型缺乏对不确定环境中不精确信息的适应性。
Traditional retrieval models of the case-based reasoning system lack of the adaptation to the imprecise information in uncertainty environment.
传统实例检索模型缺乏对不确定环境中不精确信息的适应性。
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